<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>作业1</title>
    <style type="text/css">
        div{
            margin-top: 10px;
        }
        .green{
            color: green;
        }
        #box1{
            width: 100px;
            height: 100px;
            background: url(img/tx.jpg);
            border-radius: 50px;
        }
        #box2{
            width: 100px;
            height: 30px;
            background: blue;
            border-radius: 10px;
        }
        #box3{
            width: 100px;
            height: 30px;
            background: blue;
            border-radius: 0px 10px 10px 0px;
        }

        #box4{
            width: 100px;
            height: 30px;
            font-size: 14px;
            border: 10px solid red;
            border-image-source: url("img/border_image_button.png");
            border-image-slice: 0  14  0  14;

        }
        #box5{
            width: 200px;
            height: 200px;
            background: green;
            box-shadow: 10px 30px 5px gray
        }
    </style>
</head>
<body>
    <div >
        <p class="green">圆形</p>
        <p id="box1"></p>
    </div>
    <div>
        <p class="green">圆角</p>
        <p id="box2"></p>
    </div>
    <div>
        <p class="green">右上角,右下角圆角;左上角,左下角直角</p>
        <p id="box3"></p>
    </div>
    <div>
        <p class="green">边框背景</p>
        <p id="box4"></p>
    </div>
    <div>
        <p class="green">盒子阴影</p>
        <p id="box5"></p>
    </div>
    <div></div>
</body>
</html>